<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Jcaptcha</title>
</head>
<body>
<h2>Simple Captcha Servlet sample</h2>

<form action="submitServlet" method="post">
	<!--img标签的src是Servlet,该Servlet由jar包提供-->
     <img src="jcaptcha.jpg" /> <input type="text" name="japtcha" />
     <input type="submit"/>
</form>
</body>
</html>